China is a big agricultural country. As one of the most important farm produces, vegetable, with a long planting history, has abundant species and varieties. With the reform of farm produces circulate system and the implement of vegetable skep project, China's vegetable industry has made great progress since our economic reform. Now, China has become a country with the most aggregate yields of vegetables in the world. While, when it comes to vegetable export quantity, China is the No. 4 country i...